----- Nội dung dịch tự động từ ảnh ----- The mother VI. Rewrite the following sentences using the words in brackets 1.There are many benefits of building a skytrain system in the city. (beneficial) 2.It is advantageous to invest more in education. (advantages) 3.The number of well-equipped schools has increased sharply. (sharp) 4. The traffic system in the country has gradually been upgraded in the last decade. (gradual)